The Stud,self-Locking, cataloged under National Stock Number 5307-01-317-4368, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-317-4368 |
| Primary Part Number | TR90000-20 |
| Item Name | Stud,self-Locking |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Material Document and Classification | AMS 5737 ASSN STD 1ST MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Nominal Thread Size | 0.190 INCHES STUD THREAD IN |
| Locking Feature | KEY INSERTS |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Material | IRON ALLOY 660 |
| Thread Series Designator | UNF STUD THREAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TR90000-20 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 10116478 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5059T58P11 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5307-01-317-4368 is a Stud,self-Locking, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-317-4368 has 1 manufacturer part number on file: TR90000-20 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for TR90000-20: Material Document and Classification: AMS 5737 ASSN STD 1ST MATERIAL RESPONSE; Thread Direction: RIGHT-HAND STUD THREAD; Nominal Thread Size: 0.190 INCHES STUD THREAD IN; Locking Feature: KEY INSERTS. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.